1005045127 has 2 divisors, whose sum is σ = 1005045128. Its totient is φ = 1005045126.

The previous prime is 1005045103. The next prime is 1005045137. The reversal of 1005045127 is 7215405001.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1005045127 is a prime.

It is a super-2 number, since 2×1005045127² = 2020231414612892258, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1005045137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502522563 + 502522564.

It is an arithmetic number, because the mean of its divisors is an integer number (502522564).

Almost surely, 2^1005045127 is an apocalyptic number.

1005045127 is a deficient number, since it is larger than the sum of its proper divisors (1).

1005045127 is an equidigital number, since it uses as much as digits as its factorization.

1005045127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1400, while the sum is 25.

The square root of 1005045127 is about 31702.4467036852. The cubic root of 1005045127 is about 1001.6788887551.

The spelling of 1005045127 in words is "one billion, five million, forty-five thousand, one hundred twenty-seven".